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Surname Gusa (Gusa , Gush , Гуса ) , in the entire world, is quite a common cognomen. The last name Gusa is characteristic of Aland Islands, where it is quite a common surname, Eswatini, where it is quite a rare surname, and Romania. Not in comparison with a country's population, it most frequently occurs in Ethiopia, Romania, and the United States. Likewise, Gusa is the forename as well as the last name.